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c643ee5fd4
Signed-off-by: Tiger Kaovilai <tkaovila@redhat.com> update to design #8063 Signed-off-by: Tiger Kaovilai <tkaovila@redhat.com>
49 lines
2.0 KiB
Go
49 lines
2.0 KiB
Go
/*
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Copyright The Velero Contributors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package kube
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import (
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"context"
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"time"
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"sigs.k8s.io/controller-runtime/pkg/client"
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veleroPkgClient "github.com/vmware-tanzu/velero/pkg/client"
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)
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func PatchResource(original, updated client.Object, kbClient client.Client) error {
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err := kbClient.Patch(context.Background(), updated, client.MergeFrom(original))
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return err
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}
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// PatchResourceWithRetries patches the original resource with the updated resource, retrying when the provided retriable function returns true.
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func PatchResourceWithRetries(maxDuration time.Duration, original, updated client.Object, kbClient client.Client, retriable func(error) bool) error {
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return veleroPkgClient.RetryOnRetriableMaxBackOff(maxDuration, func() error { return PatchResource(original, updated, kbClient) }, retriable)
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}
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// PatchResourceWithRetriesOnErrors patches the original resource with the updated resource, retrying when the operation returns an error.
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func PatchResourceWithRetriesOnErrors(maxDuration time.Duration, original, updated client.Object, kbClient client.Client) error {
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return PatchResourceWithRetries(maxDuration, original, updated, kbClient, func(err error) bool {
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// retry using DefaultBackoff to resolve connection refused error that may occur when the server is under heavy load
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// TODO: consider using a more specific error type to retry, for now, we retry on all errors
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// specific errors:
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// - connection refused: https://pkg.go.dev/syscall#:~:text=Errno(0x67)-,ECONNREFUSED,-%3D%20Errno(0x6f
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return err != nil
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})
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}
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